Rotatable iron and garment steamer with rotatable iron

ABSTRACT

A rotatable iron and garment steamer with rotatable iron, has a main body with an electrical heater and is mounted with a housing. A revolver is rotatably connected to the main body and a handle. A position-limiting mechanism for restricting the rotational amplitude and a resilient positioning mechanism for locking the position of rotational angle are both disposed between the main body and the handle. When the relative position of the handle and the main body is locked, the iron can be used as steam iron; after the main body is sleeved with a brush cover, the handle rotates relative to the main body, and the iron can be used as a steam brush.

FIELD OF THE INVENTION

The present invention relates to an iron and a garment steamer.

BACKGROUND OF THE INVENTION

The main body of the iron comprises a bottom plate and an electricheater. The electric heater is installed in the bottom plate for heatingthe bottom plate. The main body is mounted with a housing and fixed witha handle which is used for sliding and moving the iron during operation.The axis of the handle overlaps with the axis of the main body along thesame direction of the axis of the main body. When the user irons theclothes, he has to turn over his wrist to rotate the iron foradjustment, so the user will feel uncomfortable when his wrist istwisted with certain angle for a long time. Thereby, the user hopes thehandle of iron can rotate relative to the main body. However, therelative position of the handle of existing iron and the main body isfixed, it can not meet the user's above requirement. Besides, theexisting garment steamer transmits steam to the iron with a boilercomprises a water tank and a heater through a pipeline, the boiler has arack for detachablely supporting said iron. The main body of said ironcomprises a bottom plate and an electric heater installed in the bottomplate for heating the bottom plate. The main body of said iron ismounted with a housing, a handle is fixed on the housing; the axis alongthe lengthwise direction of the handle is vertical to the axis along thelengthwise direction of the main body. In operation, the main body ofsaid iron is sleeved with a brush cover. The steam transmitted with thepipeline will spray out of the air outlet of the bottom plate of themain body after said iron has been re-heated with the main body, thebrush of the brush cover of the main body of said iron will cooperatewith the steam when the user moves the iron on the hanging clothes, sothe clothes will be smooth quickly. However, when the user needs todirectly use the iron, it will be uncomfortable even the brush cover isremoved from the main body. So the user hopes to promote the existingiron and garment steamer, wherein the handle of the iron can rotaterelative to the main body in the promotion, and achieves more usingmanners and functions.

SUMMARY OF THE INVENTION

The object of the present invention is to provide a rotatable iron, thehandle of which can rotate for adjustment according to the ironingrequirements of the user.

Another object of the present invention is to provide a garment steamerwith a rotatable iron, the handle of iron can rotate relative to themain body, thus is has more using manners and functions.

The technical solution of the present invention is: a rotatable ironcomprising a main body having an electrical heater, said main body ismounted with a housing, a revolver is rotatably connected to the mainbody and a handle, a position-limiting mechanism for restricting therotational amplitude and a resilient positioning mechanism for lockingthe position of rotational angle are both disposed between the main bodyand the handle.

Said revolver is a box-shaped revolving cover; said housing has anopening corresponds to the revolving cover installed under the housing;and the handle above the revolving cover and the housing passes throughsaid opening with a fastener for connection; the housing has a circulargroove on the bottom surface of the opening to cooperate with a circularflange on the top surface of the revolving cover; the housing has acircular groove on top surface of the opening to cooperate with acircular flange on the bottom surface of the handle to form a coaxialrotational connection between the handle and the housing and between therevolving cover and the housing. A circular groove and a circular flangeare disposed between the handle and the housing and cooperate with eachother to form a rotational connection, a circular groove and a circularflange are disposed between the housing and the revolving cover andcooperate with each other to form a rotational connection, and thehandle is fixed with the revolving cover, so the handle can rotatesteadily and reliably relative to the housing, that is the main body, itwill be convenient for the user to do the corresponding ironing. Saidstructure is simple and easy for assembling.

In order to make the handle rotate conveniently: the axis of saidrevolving cover is vertical to the bottom surface of the main body andis located from ⅓ to ½ of the lengthwise direction of the main body.

In another preferred embodiment, a simple resilient positioningmechanism is recommended: said resilient positioning mechanism comprisesat least two retaining cavities disposed on the wall of the inner holeof the revolving cover and a spring tap fixed on the main body, saidspring tap has an extension end retained in one of said optionalretaining cavities.

In this preferred embodiment, a simple position-limiting mechanism isrecommended: said position-limiting mechanism comprises a curving groovedisposed on the main body, and a position-limiting block disposed on thebottom surface of the revolving cover and extends into said curvinggroove, the movement path of the curving groove corresponds to themovement path of said position-limiting block.

In another preferred embodiment, a position-limiting mechanism adaptablefor automatically rotation is: said position-limiting mechanismcomprises a trapezoidal revolving guiding groove disposed on the outercircumferential surface of a guiding canister and a position-limitingblock disposed on the handle and extends into said trapezoidal revolvingguiding groove; said guiding canister is installed on the handle with arotational shaft, the two parallel sides of said trapezoidal revolvingguiding groove are parallel to the axis of the guiding canister, themovement path of said position-limiting block between two sloping sidesof said trapezoidal revolving guiding groove are respectively correspondto the amplitude of a first and second rotational direction of theguiding canister relative to the handle.

In the automatic rotational mechanism, a recommended structure of theresilient positioning mechanism is: said resilient positioning mechanismcomprises a spring disposed on the rotational shaft of the guidingcanister and upwardly biased against the guiding canister, a protrudepositioning point disposed on the lowest point of the upper sloping sideof the trapezoidal revolving guiding groove for stopping theposition-limiting block of the handle, a sliding key disposed on thelower part of the outer circumferential surface of the guiding canisterand a guiding hole disposed on the housing for receiving the guidingcanister and its sliding key; the sliding key on the guiding canistercooperates with a sliding key groove of a guiding hole on the housing,so the connection between the guiding canister the main body can makethem parallelly move to each other and rotate together; said springbiases against the guiding canister to make the position-limiting blockretained in the lowest point of the lower sloping side of thetrapezoidal revolving guiding groove or in the protrude positioningpoint of the lowest point of the upper sloping side.

In the automatic rotational mechanism, in order to realize theoperation: the upper end surface of said guiding canister has at leasttwo V-shaped grooves continuously extend along its periphery, alever-type key is disposed on the handle, the front end of saidlever-type key abuts against one of said optional V-shaped grooves. Whenexerting a pressure to the rear half part of the key, the front end ofthe key will press the declining surface of first V-shaped groove of theguiding canister, so the guiding canister will parallelly move downward,the spring in the guiding canister will be compressed, theposition-limiting block of the front end of the handle will be raised tothe top point along the long straight side of the trapezoidal revolvingguiding groove; then the front end of the key moves to the lowest pointof first V-shaped groove along the declining surface of the firstV-shaped groove sideways and downward, the guiding canister will rotate.Releases the key, then the rebound force of the spring will push againstthe guiding canister upward; the position-limiting block of the frontend of the handle will move along the upper sloping side of thetrapezoidal revolving guiding groove of the guiding canister sidewaysand downward, the guiding canister will rotate. The front end of the keywill move along the ascending surface of the first V-shaped groovesideways and upward. When the position-limiting block moves to thelowest point of the upper sloping side of the trapezoidal revolvingguiding groove, it will be stopped by the protrude positioning point,the spring will not stretch accordingly. The guiding canister willrotate with a predetermined angle along a first direction. Meanwhile thefront end of the key has passed the ascending surface of the firstV-shaped groove and enters the declining surface of the second V-shapedgroove. Exerting a pressure to the rear half part of the key again, thefront end of the key will downwardly press the declining surface thesecond V-shaped groove of the guiding canister, the guiding canisterwill parallelly move downwardly, the spring in the guiding canister willbe compressed, the position-limiting block of the handle will pass theprotrude positioning point of the upper sloping side of the trapezoidalrevolving guiding groove; the guiding canister will rotate with a smallamplitude. Then the front end of the key will move along the decliningsurface of the second V-shaped groove sideways and downwardly, theposition-limiting block will be stopped after it arrives at the upperend of the short straight side of the trapezoidal revolving guidinggroove. When releasing the key, the rebound force of the spring willpush against the guiding canister upward; the position-limiting block ofthe front end of the handle will move to the lowest point along thelower sloping side of the trapezoidal revolving guiding groove, theguiding canister will rotate along a second direction. The front end ofthe key moves sideways and upward along the declining surface of thesecond V-shaped groove and then passes the declining surface of thesecond V-shaped groove to enter the ascending surface of the firstV-shaped groove. When the position-limiting block moves to the lowestpoint along the lower sloping side of the trapezoidal revolving guidinggroove, it will be stopped by the long straight side and the spring willnot stretch. The guiding canister will rotate with a predetermined anglealong a second direction and back to its original position. Meanwhilethe front end of the key has arrived at the upper part of the decliningsurface of the first V-shaped groove to prepare the next rotation cycle.Thereby the user can utilize the key to control the guiding canister torotate along the first and second direction quickly, that is the handlewill be controlled to rotate relative to the main body smartly so as tomeet the ironing requirements.

The garment steamer with rotatable iron of the present invention, itsboiler comprises a water tank and a heater and transmits the steam tothe iron with a pipeline; the boiler has a rack for detachablelysupporting said iron; a main body of said iron has an electrical heaterand is mounted with a housing, a revolver is rotatably connected themain body and the handle, a position-limiting mechanism for restrictingthe rotational amplitude, and a resilient positioning mechanism forlocking the position of the rotational angle are both disposed betweenthe main body and the handle; a flexible pipe communicates with thepipeline and an air inlet of the main body; said main body isdetachablely sleeved with a brush cover. The handle can rotate relativeto the main body, when the relative position of the handle and the mainbody is locked, said iron can be used as steam iron; after the main bodyis sleeved with a brush cover, said iron can be used as steam brush.

Said revolver is a box-shaped revolving cover; the housing has anopening corresponds to the revolving cover which is mounted under thehousing, and the handle above the revolving cover and above the housingpasses through said opening with a fastener for connection; the housinghas a circular groove on the bottom surface of the opening to cooperatewith a circular flange on the top surface of the revolving cover; thehousing has a circular groove on the top surface of the opening tocooperate with a circular flange on the bottom surface of the handle,thus forms a coaxial rotational connection between the handle and thehousing and between the revolving cover and the housing.

In a preferred embodiment, a simple resilient positioning mechanism isrecommended: said resilient positioning mechanism comprises at least tworetaining cavities disposed on the wall of the inner hole of therevolving cover and a spring tap fixed on the main body, said spring taphas an extension end retained in one of said optional retainingcavities.

In this preferred embodiment, a simple position-limiting is recommended:said position-limiting mechanism comprises a curving groove disposed onthe main body, and a position-limiting block disposed on the bottomsurface of the revolving cover and extends into said curving groove, themovement path of the curving groove corresponds to the movement path ofsaid position-limiting block.

In another preferred embodiment, a position-limiting mechanism adaptablefor automatically rotation is: said position-limiting mechanismcomprises a trapezoidal revolving guiding groove disposed on the outercircumferential surface of a guiding canister and a position-limitingblock disposed on the handle and extends into said trapezoidal revolvingguiding groove; said guiding canister is installed on the handle with arotational shaft, the two parallel sides of said trapezoidal revolvingguiding groove are parallel to the axis of the guiding canister, themovement path of said position-limiting block between two sloping sidesof said trapezoidal revolving guiding groove are respectively correspondto the amplitude of a first and second rotational direction of theguiding canister relative to the handle.

In the automatic rotational mechanism, a recommended structure of theresilient positioning mechanism is: said resilient positioning mechanismcomprises a spring disposed on the rotational shaft of the guidingcanister and upward biased against the guiding canister, a protrudepositioning point disposed on the lowest point of the upper sloping sideof the trapezoidal revolving guiding groove for stopping theposition-limiting block of the handle, a sliding key disposed on thelower part of the outer circumferential surface of the guiding canisterand a guiding hole disposed on the housing for receiving the guidingcanister and its sliding key; the sliding key on the guiding canistercooperates with a sliding key groove of a guiding hole on the housing,so the connection between the guiding canister the main body can makethem parallel move to each other and rotate together; said spring pushesagainst the guiding canister to make the position-limiting blockretained in the lowest point of the lower sloping side of thetrapezoidal revolving guiding groove or in the protrude positioningpoint of the lowest point of the upper sloping side.

In the automatic rotational mechanism, in order to realize theoperation: the upper end surface of said guiding canister has at leasttwo V-shaped grooves continuously extend along its periphery, alever-type key is disposed on the handle, the front end of saidlever-type key abuts against one of said optional V-shaped grooves.

The rotatable iron of the present invention, it utilizes a revolver torotatably connected to the main body and a handle, a position-limitingmechanism for restricting the rotational amplitude and a resilientpositioning mechanism for locking the position of rotational angle areboth disposed between the main body and the handle. Theposition-limiting mechanism can make the handle rotate relative to themain body with limits. The resilient positioning mechanism can not onlylock the chosen position after rotation, but also convenient for theuser to do corresponding ironing: it can also be used after the handlehas rotated in an optional unlocking position, and to be adjusted andpositioned. The iron will meet the requirement of the user to achievetwo ironing widths by temporally adjusting the relative angle status ofthe longitudinal axis between the handle and the main body and then belocked. The iron can be utilized more flexibly, the part of clotheswhich is difficult to be ironed will now be easily ironed, and theironing quality is higher. Furthermore, by adjusting the angle of thelongitudinal axis between the handle and the main body, and sleeving abrush cover to the main body, the iron can be used as a steam brush, andthe angle between the brush cover and the handle can be flexiblyadjusted, thus the sweeping width of the steam brush can be adjustedfreely. Especially after utilizing an automatic rotational mechanismcontrolled with a key, the user's hand will not has to contact the hotmain body to adjust the angle between the main body and the handle; theusing manner of the rotatable iron of the present invention is moreconvenient and safer. The garment steamer with rotatable iron of thepresent invention utilizes above rotatable iron, the ironing width canbe adjusted by changing the angle between the lengthwise direction ofthe main body and the lengthwise direction of the handle; it can notonly be used as a steam brush, but also be used as an iron. Thereby saidgarment steamer has advantages such as multiple using manners and higherfunctionality.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is the exploded structural view of a portion relative to therotational handle device in an embodiment of the rotatable iron of thepresent invention.

FIG. 2 is the top structural view of a portion relative to therotational handle device in the embodiment of FIG. 1 of the rotatableiron of the present invention.

FIG. 3 is the sectional structural view of a portion relative to therotational handle device in the embodiment of FIG. 1 of the rotatableiron of the present invention.

FIG. 4 is the assembly relation view of the rotational handle device inthe embodiment of FIG. 1 of the rotatable iron of the present invention.

FIG. 5 is the assembly relation view of the substrate of the main body,the spring tap and the pressing plate in the embodiment of FIG. 1 of therotatable iron of the present invention.

FIG. 6 is the assembly relation view of the revolving cover, the springtap and the pressing plate in the embodiment of FIG. 1 of the rotatableiron of the present invention.

FIG. 7 is the assembly relation view of the revolving cover, thesubstrate of the main body, the spring tap and the pressing plate in theembodiment of FIG. 1 of the rotatable iron of the present invention.

FIG. 8 is the perspective view of a portion relative to the rotationalhandle device in the embodiment of FIG. 1 of the rotatable iron of thepresent invention when the lower handle is in a normal position.

FIG. 9 is the perspective view of a portion relative to the rotationalhandle device in the embodiment of FIG. 1 of the rotatable iron of thepresent invention when the lower handle rotates with 90°.

FIG. 10 is the top structural view in the embodiment of FIG. 1 of therotatable iron of the present invention when the handle is in normalposition.

FIG. 11 is the top structural view in the embodiment of FIG. 1 of therotatable iron of the present invention when the main body is sleevedwith a brush cover and the handle rotates with 90°.

FIG. 12 is the sectional structural view of another embodiment of therotatable iron of the present invention.

FIG. 13 is the exploded structural view of embodiment in FIG. 12 of therotatable iron of the present invention.

FIG. 14 is the structural view of embodiment in FIG. 12 of the rotatableiron of the present invention when a portion relative to the rotationalhandle device is in original position.

FIG. 15 is the structural view of embodiment in FIG. 12 of the rotatableiron of the present invention when a portion relative to the rotationalhandle device rotates along a first direction.

FIG. 16 is the structural view of embodiment in FIG. 12 of the rotatableiron of the present invention when a portion relative to the rotationalhandle device is in the finishing position of the first directionrotation.

FIG. 17 is the structural view of embodiment in FIG. 12 of the rotatableiron of the present invention when a portion relative to the rotationalhandle device rotates along a second direction.

FIG. 18 is the top structural view in the embodiment of FIG. 12 of therotatable iron of the present invention when the handle is in normalposition.

FIG. 19 is the top structural view in the embodiment of FIG. 12 of therotatable iron of the present invention when the main body is sleevedwith a brush cover and the handle rotates with 90°.

FIG. 20 is the structural view of an embodiment of the garment steamerwith rotatable iron of the present invention.

FIG. 21 is the structural view of another embodiment of the garmentsteamer with rotatable iron of the present invention.

DETAILED DESCRIPTION OF THE EMBODIMENTS Embodiment 1

The structure of an embodiment of rotatable iron of the presentinvention is showed as FIG. 8 and FIG. 10. The main body 1 has anelectric heater and is fixed with a housing 3, a box-shaped revolver,that is a revolving cover 2 is rotatably mounted on the main body 1. Aposition-limiting mechanism for restricting the rotational amplitude anda positioning mechanism for locking the relative position of therevolving cover and the main body are both disposed between therevolving cover 2 and the main body 1. The revolving cover 2 is fixedwith the lower handle 4. An upper handle 6 is fixed on the lower handle4, they form a complete handle. A flexible pipe 7 enters the inside ofthe handle from the rear ends of the upper handle 6 and lower handle 4,and then passes through the revolving cover 2 and the housing 3 totransmit the steam to the main body 1 so the steam will be reheated andto be sprayed outside.

The main body 1, the revolving cover 2, the housing 3 and the lowerhandle 4 of the present invention form a rotational handle device. Theexploded structure of the rotational handle device is showed in FIG. 1.

The main body 1 is an olive shape board the inside of which is installedwith an electric heater The upper surface of the main body 1 has twostuds 11 for installing the housing 3. The center of the top surface ofthe main body 1 has a protruding cone-like substrate 12. The peripheryof the top surface of the substrate 12 extends upward to form a circularupright wall 121 with a breach 123. The center of the top surface of thesubstrate 12 has a stud 124, two protruding blocks 122 are respectivelydisposed by the two sides of said stud 124. The top surfaces of the twoprotruding blocks 122 respectively have two corresponding retaininggrooves 1221 for installing the spring tap 13. The substrate 12 has anair inlet 125 between the two protruding blocks 122 and the upright wall121, the flexible pipe 7 is inserted in the air inlet 125 to transmitthe steam into the main body 1.

The spring tap 13 is U-shaped, its bottom is a projecting extension end131; the roots of the two sides of its opening respectively extendoutward to form two protruding points, a retaining groove 132 is formedbetween the two protruding points. Please refer to FIG. 5: a pressingplate 14 respectively presses the roots by the two sides of the openingof the spring tap 13 in the retaining grooves 1221 of the two protrudingblocks 122 of the substrate 12, the tenons 14 by the two sides of saidpressing plate 14 are respectively retained in the retaining grooves 132correspond to the spring tap 13. A bolt 15 passes through a through hole142 of the center of the pressing plate 14 and is locked tightly in thestud 124 of the top surface of the substrate 12, so the spring tap 13will not move and the extension end 131 of the spring tap 13 is slightlyhigher than the upright wall 121 of the substrate 12.

The revolving cover 2 is a shallow round box shape, the bottom of whichis evenly distributed with three assembly holes 21 near its periphery;the center of the bottom has a circular inner hole 22; two retainingcavities 23 are disposed on the side wall of said inner hole 22. Theincluded angle between the two retaining cavities 23 is 90°. Theperiphery of the top surface of the revolving cover 2 extends upward toform a circular upper flange 24. The bottom surface of the revolvingcover 2 has a position-limiting block 25 extends downward, please referto FIG. 6.

The housing 3 is an olive shape box with a open bottom, its externaldimensions correspond to the main body 1. The top end surface of thehousing 3 has two assembly holes 31 respectively correspond to thecorresponding studs 11 of the main body 1. The center of the upper endsurface of the housing 3 has a round opening 32; the periphery of saidopening 32 rises upward to form a projecting boss 33. The top surface ofthe upper wall of said projecting boss 33 has a retaining ring 34, andhas a circular groove 35 disposed on its bottom surface, please refer toFIG. 4.

The lower handle 4 has a bending portion 41 connected to the upperhandle 6. The front end of the lower handle 4 has a round through hole42. The periphery of said round through hole 42 is evenly distributedwith three studs 43 extend upward and respectively correspond to theassembly holes 21 on the revolving cover 2. Please refer to FIG. 4, thebottom surface of the lower handle 4 has a circular groove 44 on theouter circumference of the round through hole 42.

The assembly relation of the rotational handle device of the presentinvention is showed in FIG. 1 and FIG. 4: the lower handle 4 is disposedabove the housing 3 along the axis 5. The retaining ring 34 of the topsurface of the upper end wall of the projecting boss 33 of the housingis retained in the circular groove 44 of the bottom surface of the lowerhandle 4. The revolving cover 2 is disposed beneath the opening 32 ofthe housing 3 along the axis 5. The upper flange 24 of the revolvingcover 2 is retained in the circular groove 35 of the bottom surface ofthe upper end wall of the projecting boss 33 of the housing 3. The threebolts used as fastener respectively pass through the assembly holes 21corresponds to the revolving cover 2 and then pass through the opening32 of the housing 3 and locked on the stud 43 corresponds to the lowerhandle 4, the revolving cover 2 is fixed with the lower handle 4 alongthe axis 5 so they can freely rotate relative to the housing 3 along theaxis 5.

After the housing 3 is installed with a lower handle 4 and revolvingcover 2, it will cover the main body 1 along the axis 5. The two boltsrespectively pass through the assembly holes 31 corresponds to thehousing 3 and are locked and fixed on the stud 11 corresponds to themain body 1, so the housing 3 with a lower handle 4 and revolving cover2 is fixed with the main body 1 as an integrity. Meanwhile the axis 5 ofthe revolving cover 2 is vertical to the bottom surface of the main body1, further the axis 5 of the revolving cover 2 is located on the ½ ofthe lengthwise direction of the main body 1. In other embodiments, theaxis 5 can be located on certain position from ⅓ to ½ of the lengthwisedirection of the main body.

The upright wall 121 of the substrate 12 of main body 1 abuts againstthe bottom surface of the revolving cover 2, please refer to FIG. 4.Further refer to FIG. 6, the extension end 131 of the spring tap 13 isfixed on the main body 1 and retained in one of the two retainingcavities 23 on the side wall of the inner hole 22 of the revolving cover2.

Please refer to FIG. 7, the position-limiting block 25 of the bottomsurface of the revolving cover 2 stretches into the breach 123 of themain body 1 and can move in the breach 123. The breach 123 forms acurving groove on the upright wall 121 and corresponds to the movementpath of the position-limiting block 25, while the position-limitingblock 25 can only rotate with limits due to the restriction of saidcurving groove.

FIG. 8 illustrates the perspective structure of the rotational handledevice of the present embodiment when the lower handle 4 is in normalposition. The transverse axis of the lower handle 4 is generally inaccordance with the transverse axis of the main body 1 and the housing3. The extension end 131 fixed on the spring tap 13 of the main body 1is retained in the retaining cavity 23 by the right side of the sidewall of the inner hole 22 of the revolving cover 2, so the lower handle4 is locked in the position.

When the lower handle 4 rotates clockwise, the revolving cover 2 will bedriven to rotate relative to the housing 3 and the main body 1. Theposition-limiting block 25 of the revolving cover 2 will turn to theleft of the breach 123 from the right of the breach 123 of the substrate12, please refer to FIG. 7. The rotational included angle of theposition-limiting block 25 is restricted by the breach 123 to make thelongitudinal axis of the lengthwise direction of the lower handle 4 bedeflected from 0°-135° relative to the longitudinal axis of thelengthwise direction of the main body 1 and the housing 3. Meanwhile theextension end 131 of the spring tap 13 of the main body 1 exits from theretaining cavity 23 by the right of the side wall of the inner hole 22of the revolving cover 2 and then slides toward the left retainingcavity 23. When the retaining cavity 23 by the left of the revolvingcover 2 rotates to the extension end 131 of the spring tap 13, as showedin FIG. 9, the longitudinal axis of the lower handle 4 will be deflectedwith 90° relative to the longitudinal axis of the main body 1 and thehousing 3. The extension end 131 of the spring tap 13 is retained in theleft retaining cavity 23 of the revolving cover 2, the lower handle 4will be re-fixed at a angle after rotation, so the rotationalpositioning with 90° is realized.

Obviously, if the side wall of the inner hole 22 of the revolving cover2 are disposed with a plurality of retaining cavities 23, the lowerhandle 4 will be positioned in many angle points within the rotationalrange determined by the breach 123 and the position-limiting block 25.

Besides, the rotational mechanism between the revolving cover 2 and themain body 1 can also be designed as: the housing has a circular flangedisposed on the bottom surface of the opening, the top surface of therevolving cover has a circular groove which cooperates with saidcircular flange.

The position-limiting mechanism between the revolving cover 2 and themain body 1 can also be designed as: the position-limiting block isdisposed on the main body, the curving groove is disposed on the bottomsurface of the revolving cover.

When the included angle between the longitudinal axis of the handlecomposed by the lower handle 4 and the upper handle 6 and thelongitudinal axis of the main body 1 is 0° or 90°, the relative positionof the handle and the main body 1 is locked, at this time the iron ofthe present embodiment can be used as steam iron, please refer to FIG.10.

The iron of the present embodiment is used as steam brush, as showed inFIG. 11: after the main body 1 of the present embodiment is sleeved witha brush cover 8, the brush of the brush cover 8 will depart from thepaper, and the projecting lugs by the two sides of the brush cover 8will be retained in the waist of the main body 1. At this time, thehandle is permitted to rotate relative to the main body 1, the includedangle between the longitudinal axis of the handle and the longitudinalaxis of the main body 1 can be fixed at an optional position between0°-135°. By transmitting the steam to the main body 1 with the flexiblepipe 7, the main body 1 will reheat the steam and spray it outside,thereby the clothes will be ironed smooth by the cooperation of thesteam and the brush of the brush cover 8.

Embodiment 2

Another embodiment of rotatable iron of the present invention is showedas FIG. 12 and FIG. 13. Said iron comprises: a housing 100, a main body180, a lower handle 200, a handle main body 300, an upper handle 400, akey 500, a guiding canister 600, a rotational shaft 700, a flexible pipe800 and a revolving cover 900 and so on.

The main body 1 is an olive shape board the inside of which is installedwith an electric heater. The top surface of the main body 180 extendsupward to form a projecting boss 181, the center of said projecting boss181 has an air inlet communicates with the inside of the main body 180.

The housing 100 is an olive shape box with a open bottom, its externaldimensions correspond to the main body 1. The center of top end surfaceof the housing 100 has a round flat plate 110 the center of which has aguiding hole 120 with a pair of sliding key grooves, and two circulararc openings 130 are opened on the outer periphery of said guiding hole120. The periphery of the flat plate 110 rises upward to form aprojecting boss 140. The top surface of the upper wall of saidprojecting boss 140 has a retaining ring 150 and a circular groove 160disposed on the bottom surface of the upper wall of the projecting boss140.

The lower handle 200, the handle main body 300 and the upper handle 400compose a handle with an open center. The handle main body 300 is atrapezoidal thin shell with an open center, its front and rear ends arepipe shape, the upper and lower side walls are tile shape, a throughgroove 310 is disposed on its upper side wall. The front end of thehandle main body 300 has a canister 320 for assembly. The middle andrear parts of the lower handle 200 are tile-shaped thin shells andrespectively connected to the corresponding middle and rear parts of thelower side wall of the handle main body 300. The front end of the lowerhandle 200 is a boat tail shape and is connected to the correspondingfront end of the handle main body 300 and the corresponding front partof the lower side wall. The bottom surface of the front end of the lowerhandle 200 has a round through hole, two studs 210 extend downward aredisposed oppositely by the periphery of said round through hole. Thebottom surface of the lower handle 200 has a circular groove 220 on theouter periphery of the round through hole. The upper handle 400 is atile-shaped thin shell corresponds to the front end of handle main body300 and the upper side wall, and connected to the corresponding frontend of handle main body 300 and the upper side wall. The middle part ofthe upper handle 400 has a pair of projecting lugs 410 extend downward,a cross shaft 400 passes through the shaft holes of the pair ofprojecting lugs 410 for connecting the key 500 to the upper handle 400.The front end of the upper handle 400 has a pair of upright pillarsextend downward, the inner surfaces of the lower parts of each pillarrespectively has a position-limiting block 430. A screwed pipe 440extend downward is disposed between the two upright pillars of the frontend of the upper handle 400. The upfront end of the upper handle 400 hasa canister 450 extends downward for assembly.

The middle part of the key 500 has a transverse shaft hole 510. Thefront end of the key 500 has a longitudinal groove 520, so the front endof the key 500 has two branches, the bottom surface of each branch has aprotruding point 530.

The lower part of the outer circumferential surface of the guidingcanister 600 has a pair of opposite curving grooves. A pair of slidingkeys 610 is formed between the pair of curving grooves. The upper partof the outer circumferential surface of the guiding canister 600 has apair of opposite trapezoidal revolving guiding grooves 620; the twoparallel sides of each trapezoidal revolving guiding groove 620 areparallel to the axis of the guiding canister 600, the lowest point ofthe upper sloping side has a protrude positioning point 621. The upperend surface of the guiding canister 600 has two units of oppositeV-shaped grooves 630 along the periphery, each unit of V-shaped groove630 comprises two V-shaped grooves disposed continuously along theperiphery.

The rotational shaft 700 is an inverted T-shaped pipe, the upper part ofits small end has an external thread. The rotational shaft 700 issleeved with a spring 710.

The front part of the lower handle 200 is stacked above the housing 100,the two studs 210 of the lower handle 200 respectively passes throughthe openings 130 correspond to the flat plate 110 of the housing 100 andextends into the housing 100. The retaining ring 150 of the top surfaceof the upper end wall of the projecting boss 140 of the housing 100 isretained in the circular groove 220 of the bottom surface of the lowerhandle 200. The revolving cover 900 is disposed beneath the flat plate110 of the housing 100. The upper flange 910 of the revolving cover 900is retained in the circular groove 160 of the bottom surface of theupper end wall of the projecting boss 140 of the housing 100. The twostuds 210 respectively passes through the assembly holes 920 of therevolving cover 900 from below and are locked on the studs 210corresponds to the lower handle 200, so the revolving cover 900 arefixed with the lower handle 200 along the same axis while the revolvingcover 900 and the lower handle 200 can also freely rotate relative tothe housing 100 along the same axis.

The rotational shaft 700 and the spring 710 are sleeved in the guidingcanister 600, the external thread of the upper part of the rotationalshaft 700 extends out of the bottom of the guiding canister 600, andscrewed joint with the screw pipe 440 of the upper handle 400. Thespring 710 pushes against the guiding canister 600 upward, so the twounits of V-shaped grooves 630 of the upper end surface of the guidingcanister 600 respectively contact with the protruding points 530corresponds to the front end of the key 500. The two position-limitingblocks 430 of the front end of the upper handle 400 respectivelyretained in the trapezoidal revolving guiding groove 620 corresponds tothe guiding canister 600.

The front end of the flexible pipe 800 is inserted and locked in the airinlet of the center of the projecting boss 181 of the main body 180. Therear end of the flexible pipe 800 passes through the central hole of thebottom of the revolving cover 900, the guiding hole 120 of the flatplate 110 of the housing 100, the round through hole of the front end ofthe lower handle 200, the front part of the handle main body 300, thecentral hole of rotational shaft 700 and the longitudinal groove 520 ofthe front end of the key 500, and be led into a pipe between the upperside of the handle main body 300 and the upper handle 400 with thethrough hole of the bottom of the screw pipe 440 of the upper handle400, and then be led out of the rear part of the handle.

The housing 100 installed with a lower handle 200 and revolving cover900 covers the main body 180 along the same axis. The housing 100 arefixed with the main body 180 as integrity with bolt. The axis of therevolving cover 900 is vertical to the bottom surface of the main body180 and is located on the ½ of the lengthwise direction of the main body180. In other embodiments, the axis of the revolving cover 900 can belocated from ⅓ to ½ of the lengthwise direction of the main body 180.

The lower part of the guiding canister 600 is inserted in the guidinghole 120 of the center of the flat plate 110 of the housing 100, a pairof sliding keys 610 of the guiding canister 600 are respectivelyretained in the sliding key grooves correspond to the guiding hole 120,so the guiding canister 600, the housing 100 and the main body 180 canrotate synchronously, further the guiding canister 600 can move upwardand downward relative to the housing 100 and the main body 180.

The canister 450 of the upper handle 400 is inserted into the canister320 of the front end of the handle main body 300, a bolt passes throughthe canister 450 of upper handle 400 and the canister 320 of the handlemain body 300 and is locked in the stud 230 of the front end of thelower handle 200. The handle main body 300 utilizes the stud, the lowerhandle 200 and an assembly hole corresponds to the upper handle 400 tocooperate with the bolt, so the lower handle 200, the handle main body300 and the upper handle 400 are connected as integrity.

In the present invention, the movement path of the two position-limitingblocks 430 of the front end of the upper handle 400 between two slopingsides of said trapezoidal revolving guiding groove 620 are respectivelycorrespond to the amplitude of a first and second rotational directionof the guiding canister 600 relative to the handle.

The structure of a portion relative to the rotational handle device ofthe present embodiment wherein the portion is at an original position,as showed in FIG. 14: the two protruding points 530 of the front end ofthe key 500 respectively abuts against the declining surface of thefirst V-shaped groove of the unit of V-shaped groove corresponds to theguiding canister 600. The two position-limiting blocks 430 of the frontend of the upper handle 400 respectively locate on the lowest pointscorresponds to the long straight side of the trapezoidal revolvingguiding groove 620. The axis of the lengthwise direction of the upperhandle 400 is parallel to the axis of the lengthwise direction of thehousing 100.

Exerts a pressure to the rear half part of the key 500, the twoprotruding points 530 of the front end of the key 500 respectively pressdownward a declining surface of a first V-shaped groove of the unit ofV-shaped groove 630 corresponds to the guiding canister 600, so theguiding canister 600 will parallel move relative to the housing 100, thespring 710 in the guiding canister 600 will be compressed. The twoposition-limiting blocks 430 of the front end of the upper handle 400respectively raise to the top point along the long straight side of thetrapezoidal revolving guiding groove 620 corresponds to the guidingcanister 600; then the two protruding points 530 of the front end of thekey 500 respectively move sideways and downward to the lowest point ofthe first V-shaped groove along the declining surface of the firstV-shaped groove of the unit of V-shaped groove 630 corresponds to theguiding canister 600, the guiding canister 600 will rotate with a smallangle. The axis of the lengthwise direction of the upper handle 400forms a small included angle with the axis of the lengthwise directionof the housing 100, please refer to FIG. 15.

Releases the key 500, the rebound force of the spring 710 will pushagainst the guiding canister 600 upward; the two position-limitingblocks 430 of the front end of the upper handle 400 respectively movesideways and downward along the upper sloping side of the trapezoidalrevolving guiding groove 620 corresponds to the guiding canister 600,then the guiding canister 600 will rotate with a large amplitude. Thetwo protruding points 530 of the front end of the key 500 respectivelymove sideways and upward along the ascending surface of the firstV-shaped groove of the unit of V-shaped groove corresponds to theguiding canister 600. The two position-limiting blocks 430 respectivelymove to the lowest point of the upper sloping side of the trapezoidalrevolving guiding groove 620 corresponds to the guiding canister 600 andare stopped by the protrude positioning point 621, then the spring 710will not stretch. The guiding canister 600 rotates along a firstdirection with a predetermined angle, which is 90°. The axis of thelengthwise direction of the upper handle 400 is vertical to the axis ofthe lengthwise direction of the housing 100, please refer to FIG. 16.Meanwhile, the two protruding points 530 of the front end of the key 500have respectively passed the ascending surface of the first V-shapedgroove of the unit of V-shaped groove corresponds to the guidingcanister 600 and then entered the declining surface of the secondV-shaped groove.

Exerts a pressure to the rear half part of the key 500 once again, thetwo protruding points 530 of the front end of the key 500 respectivelydownward press the declining surface of the second V-shaped groove ofthe unit of V-shaped groove corresponds to the guiding canister 600, sothe guiding canister 600 will parallel move downward, the spring 710 inthe guiding canister 600 will be compressed. The two position-limitingblocks 430 of the front end of the upper handle 400 respectively passthe protrude positioning point 621 of the upper sloping side of thetrapezoidal revolving guiding groove 620 corresponds to the guidingcanister 600; then the guiding canister 600 will rotate with a smallamplitude, the included angle between the axis of the lengthwisedirection of the upper handle 400 and the axis of the lengthwisedirection of the housing 100 is slightly more than 90°. Then the twoprotruding points 530 will respectively move sideways and downward alongthe declining surface of the second V-shaped groove of the unit ofV-shaped groove corresponds to the guiding canister 600. The twoposition-limiting blocks 430 will be stopped after arriving at the upperend of the short straight side of the trapezoidal revolving guidinggroove 620 corresponds to the guiding canister 600, please refer to FIG.17.

Releases the key 500, the rebound force of the spring 710 will upwardpush against the guiding canister 600. The two position-limiting blocks430 of the front end of the upper handle 400 respectively move downwardalong the short straight side of the trapezoidal revolving guidinggroove 620 corresponds to the guiding canister 600. The spring 710 willcontinuously push against the guiding canister 600 upward, the twoposition-limiting blocks 430 will reversely and respectively move to thelowest point along the lower sloping side of the trapezoidal revolvingguiding groove 620 corresponds to the guiding canister 600, the guidingcanister 600 will rotate along a second direction. The two protrudingpoints 530 of the front end of the key 500 respectively move sidewaysand upward along the declining surface of the second V-shaped groove ofthe unit of V-shaped groove 630 corresponds to the guiding canister 600and then passes the declining surface of the second V-shaped groove toenter the ascending surface of the first V-shaped groove. The twoposition-limiting blocks 430 respectively move to the lowest point alongthe lower sloping side of the trapezoidal revolving guiding groove 620corresponds to the guiding canister 600 and be stopped by the longstraight side, the spring 710 will not stretch. The guiding canister 600will rotate along a second direction with 90° and back to its originalposition, please refer to FIG. 14. The axis of the lengthwise directionof the upper handle 400 is parallel to the axis of the lengthwisedirection of the housing 100. Meanwhile the two protruding points 530 ofthe front end of the key 500 have arrived at the upper part of thedeclining surface of the first V-shaped groove of the unit of V-shapedgroove corresponds to the guiding canister 600, thus the next rotationcycle is prepared.

When the included angle between the longitudinal axis of the handle andthe longitudinal axis of the housing 100 and the main body 180 is 0° or90°, the relative position of the handle, the housing 100 and the mainbody 180 is locked, so the iron of the present embodiment can be used assteam iron, please refer to FIG. 18.

The iron of the present embodiment can be used as steam brush, as showedin FIG. 19: after the main body 180 of the present embodiment is sleevedwith a brush cover 190, the brush of the brush cover 190 will departfrom the paper, and the projecting lugs by the two sides of the brushcover 190 will be retained in the waist of the main body 180. At thistime, the handle is permitted to rotate relative to the main body 180,the included angle between the longitudinal axis of the handle and thelongitudinal axis of the housing 100 and the main body 180 can be fixedat a position of 0°˜90°. By transmitting the steam to the main body 180with the flexible pipe 800, the main body 180 will reheat the steam andspray it outside, thereby the clothes will be ironed smooth by thecooperation of the steam and the brush of the brush cover 190.

Embodiment 3

The structure of garment steamer with rotatable iron of an embodiment ofthe present invention is showed in FIG. 20. Its boiler 1000 comprises awater tank 1001 and a heater 1002 and transmits the steam to the irondescribed in embodiment 1 with a pipeline 1003; the boiler 1000 has arack 1004 for detachablely supporting said iron, a hook 1005 is disposedon the upper end of the rack 1004 for detachablely supporting said iron.

The structure of said iron has been described detailed in the embodiment1, so the structure of said iron will be described briefly of savingspace.

A rotatable iron, its main body 1 has an electrical heater and ismounted with a housing 3. The lower handle 4 is fixed with an upperhandle 6 to form a complete handle. A revolver, that is a box-shapedrevolving cover 2 is rotatably connected to the main body 1 and thelower handle 4 which can rotate relative to the main body 1. Aposition-limiting mechanism for restricting the rotational amplitude anda resilient positioning mechanism for locking the position of rotationalangle are both disposed between the main body 1 and the lower handle 4.

Said housing has an opening 32 corresponds to the revolving cover 2installed under the housing 3, and the lower handle 4 above therevolving cover 2 and the housing 3 passes through said opening 32 witha fastener for fixed connection; the housing 3 has a circular groove onthe bottom surface of the opening 32 to cooperate with a circular flangeof the top surface of the lower handle 4; the housing 3 has a circulargroove on the top surface of outside of the opening 32 to cooperate witha circular flange of the bottom surface of the lower handle 4, thusforms a coaxial rotational connection between the lower handle 4 and thehousing 3 and between the revolving cover 2 and the housing 3.

Said resilient positioning mechanism comprises at least two retainingcavities 23 disposed on the wall of the inner hole of the revolvingcover 2 and a spring tap 13 fixed on the main body 1, said spring tap 13has an extension end retained in one of said optional retaining cavities23.

Said position-limiting mechanism comprises a curving groove 123 disposedon the main body 1, and a position-limiting block 25 disposed on thebottom surface of the revolving cover 2 and extends into said curvinggroove 123, the movement path of the curving groove 123 corresponds tothe movement path of said position-limiting block 25.

A flexible pipe 7 communicates with the pipeline 1004 and the air inlet125 of the main body 1; said main body 1 is detachablely sleeved with abrush cover 8. When the relative position of the lower handle 4 and themain body 1 is locked, said iron can be used as steam iron; after themain body 1 is sleeved with a brush cover, said iron can be used assteam brush.

Embodiment 4

The structure of garment steamer with rotatable iron of anotherembodiment of the present invention is showed in FIG. 21. Its boiler1000 comprises a water tank 1001 and a heater 1002 and transmits thesteam to the iron described in embodiment 1 with a pipeline 1003; theboiler 1000 has a rack 1004 for detachablely supporting said iron, ahook 1005 is disposed on the upper end of the rack 1004 for detachablelysupporting said iron.

The structure of said iron has been described detailed in the embodiment1, so the structure of said iron will be described briefly for reason ofsaving space.

The main body 180 of iron has an electrical heater and is mounted with ahousing 100. The lower handle 200, the handle main body 300 and theupper handle 400 forms a handle with an open middle part. A revolver,that is a box-shaped revolving cover 900 is rotatably connected to thehousing 100 and the lower handle 200 which can rotate relative to thehousing 100. A position-limiting mechanism for restricting therotational amplitude and a resilient positioning mechanism for lockingthe position of rotational angle are both disposed between the main body100 and the upper handle 400.

The housing 100 has an curving opening 130 on a connection rodcorresponds to the revolving cover 900 and the lower handle; therevolving cover 900 is mounted beneath the housing 100, further therevolving cover 900 is fixed with the lower handle 200 above the housing100 with a fastener passing through said opening 130. The housing 100has a circular groove on the bottom surface of the outside of theopening 130 to cooperate with a circular flange on the top surface ofthe revolving cover 900; the housing 100 has a circular groove on thetop surface of the outside of the opening 130 to cooperate with acircular flange on the bottom surface of the lower handle 200, thusforms a coaxial rotational connection between the lower handle 200 andthe housing 100 and between the revolving cover 900 and the housing 100.

The position-limiting mechanism comprises a trapezoidal revolvingguiding groove 620 disposed on the outer circumferential surface of aguiding canister 600 and a position-limiting block 430 disposed on theupper handle 400 and extends into said trapezoidal revolving guidinggroove 620. Said guiding canister 600 is installed on the upper handle400 with a rotational shaft 700, the two parallel sides of saidtrapezoidal revolving guiding groove 620 are parallel to the axis of theguiding canister 600, the movement path of said position-limiting block430 between two sloping sides of said trapezoidal revolving guidinggroove 620 are respectively correspond to the amplitude of a first andsecond rotational direction of the guiding canister relative to theupper handle 400.

The resilient positioning mechanism comprises a spring 710 disposed onthe rotational shaft 700 of the guiding canister 600 and upward biasedagainst the guiding canister 600, a protrude positioning point 621disposed on the lowest point of the upper sloping side of thetrapezoidal revolving guiding groove 620 for stopping theposition-limiting block 430 of the upper handle 400, a sliding key 610disposed on the lower part of the outer circumferential surface of theguiding canister 600 and a guiding hole 120 disposed on the housing 100for receiving the guiding canister 600 and its sliding key 610. Thesliding key 610 on the guiding canister 600 cooperates with a slidingkey groove of a guiding hole 120 on the housing 100, so the connectionbetween the guiding canister 600 and the main body can make themparallel move to each other and rotate together. The spring 710 pushesagainst the guiding canister 600 to make the position-limiting block 430of the upper handle 400 retained in the lowest point of the lowersloping side of the trapezoidal revolving guiding groove 620 or in theprotrude positioning point of the lowest point of the upper slopingside.

The upper end surface of said guiding canister 600 has at least twoV-shaped grooves 630 continuously extend along its periphery, alever-type key 500 is disposed on the upper handle 400, the front end ofsaid lever-type key 500 abuts against one of said optional V-shapedgrooves of the guiding canister 600.

A flexible pipe 800 communicates with a pipeline 1004 and an air inlet181 of the main body 180; said main body 180 is detachably sleeved witha brush cover 190. When the relative position of the lower handle 200and the main body 180 is locked, said iron can be used as steam iron;after the main body 180 is sleeved with a brush cover 190, said iron canbe used as steam brush.

Although the present invention has been described with reference to thepreferred embodiments thereof for carrying out the invention, it isapparent to those skilled in the art that a variety of modifications andchanges may be made without departing from the scope of the presentinvention which is intended to be defined by the appended claims.

1. A rotatable iron comprising a main body having an electrical heater,said main body is mounted with a housing, characterizes in that arevolver is rotatably connected to the main body and a handle, aposition-limiting mechanism for restricting the rotational amplitude anda resilient positioning mechanism for locking the position of rotationalangle are both disposed between the main body and the handle.
 2. Therotatable iron according to claim 1, characterizes in that said revolveris a box-shaped revolving cover; said housing has an opening correspondsto the revolving cover installed under the housing; and the handle abovethe revolving cover and the housing passes through said opening with afastener for connection; the housing has a circular groove on the bottomsurface of the opening to cooperate with a circular flange of the topsurface of the revolving cover; the housing has a circular groove on thetop surface of the opening to cooperate with a circular flange of thebottom surface of the handle to form a coaxial rotational connectionbetween the handle and the housing and between the revolving cover andthe housing.
 3. The rotatable iron according to claim 2, characterizesin that the axis of said revolving cover is vertical to the bottomsurface of the main body and is located from ⅓ to ½ of the lengthwisedirection of the main body.
 4. The rotatable iron according to claim 2,characterizes in that said resilient positioning mechanism comprises atleast two retaining cavities disposed on the wall of an inner hole ofthe revolving cover and a spring tap fixed on the main body, said springtap has an extension end retained in one of said optional retainingcavities.
 5. The rotatable iron according to claim 2, characterizes inthat said position-limiting mechanism comprises a curving groovedisposed on the main body, and a position-limiting block disposed on thebottom surface of the revolving cover and extends into said curvinggroove, the movement path of the curving groove corresponds to themovement path of said position-limiting block.
 6. The rotatable ironaccording to claim 2, characterizes in that said position-limitingmechanism comprises a trapezoidal revolving guiding groove disposed onthe outer circumferential surface of a guiding canister and aposition-limiting block disposed on the handle and extends into saidtrapezoidal revolving guiding groove; said guiding canister is installedon the handle with a rotational shaft, the two parallel sides of saidtrapezoidal revolving guiding groove are parallel to the axis of theguiding canister, the movement path of said position-limiting blockbetween two sloping sides of said trapezoidal revolving guiding grooveare respectively correspond to the amplitude of a first and secondrotational direction of the guiding canister relative to the handle. 7.The rotatable iron according to claim 6, characterizes in that saidresilient positioning mechanism comprises a spring disposed on therotational shaft of the guiding canister and upward biased against theguiding canister, a protrude positioning point disposed on the lowestpoint of the upper sloping side of the trapezoidal revolving guidinggroove for stopping the position-limiting block of the handle, a slidingkey disposed on the lower part of the outer circumferential surface ofthe guiding canister and a guiding hole disposed on the housing forreceiving the guiding canister and its sliding key; the sliding key onthe guiding canister cooperates with a sliding key groove of a guidinghole on the housing, so the connection between the guiding canister themain body can make them parallelly move to each other and rotatetogether; said spring biases against the guiding canister to make theposition-limiting block retained in the lowest point of the lowersloping side of the trapezoidal revolving guiding groove or in theprotrude positioning point of the lowest point of the upper slopingside.
 8. The rotatable iron according to claim 7, characterizes in thatthe upper end surface of said guiding canister has at least two V-shapedgrooves continuously extend along its periphery, a lever-type key isdisposed on the handle, the front end of said lever-type key abutsagainst one of said optional V-shaped grooves.
 9. A garment steamer witha rotatable iron comprising boiler having a water tank and a heater andtransmits the steam to the iron with a pipeline; the boiler has a rackfor detachablely supporting said iron; characterizes in that a main bodyof said iron has an electrical heater and is mounted with a housing, arevolver is rotatably connected the main body and the handle, aposition-limiting mechanism for restricting the rotational amplitude anda resilient positioning mechanism for locking the position of therotational angle are both disposed between the main body and the handle;a flexible pipe communicates with the pipeline and an air inlet of themain body; said main body is detachablely sleeved with a brush cover.10. The garment steamer with a rotatable iron according to claim 9,characterizes in that said revolver is a box-shaped revolving cover; thehousing has an opening corresponds to the revolving cover which ismounted under the housing, and the handle above the revolving cover andthe housing passes through said opening with a fastener for connection;the housing has a circular groove on the bottom surface of the openingto cooperate with a circular flange on the top surface of the revolvingcover; the housing has a circular groove on the top surface of theopening to cooperate with a circular flange on the bottom surface of thehandle, thus forms a coaxial rotational connection between the handleand the housing and between the revolving cover and the housing.
 11. Thegarment steamer with a rotatable iron according to claim 10,characterizes in that said resilient positioning mechanism comprises atleast two retaining cavities disposed on the wall of the inner hole ofthe revolving cover and a spring tap fixed on the main body, said springtap has an extension end retained in one of said optional retainingcavities.
 12. The garment steamer with a rotatable iron according toclaim 10, characterizes in that said position-limiting mechanismcomprises a curving groove disposed on the main body, and aposition-limiting block disposed on the bottom surface of the revolvingcover and extends into said curving groove, the movement path of thecurving groove corresponds to the movement path of saidposition-limiting block.
 13. The garment steamer with a rotatable ironaccording to claim 10, characterizes in that said position-limitingmechanism comprises a trapezoidal revolving guiding groove disposed onthe outer circumferential surface of a guiding canister, and aposition-limiting block disposed on the handle and extends into saidtrapezoidal revolving guiding groove; said guiding canister is installedon the handle with a rotational shaft, the two parallel sides of saidtrapezoidal revolving guiding groove are parallel to the axis of theguiding canister, the movement path of said position-limiting blockbetween two sloping sides of said trapezoidal revolving guiding grooveare respectively correspond to the amplitude of a first and secondrotational direction of the guiding canister relative to the handle. 14.The garment steamer with a rotatable iron according to claim 13,characterizes in that said resilient positioning mechanism comprises aspring disposed on the rotational shaft of the guiding canister andupward biased against the guiding canister, a protrude positioning pointdisposed on the lowest point of the upper sloping side of thetrapezoidal revolving guiding groove for stopping the position-limitingblock of the handle, a sliding key disposed on the lower part of theouter circumferential surface of the guiding canister and a guiding holedisposed on the housing for receiving the guiding canister and itssliding key; the sliding key on the guiding canister cooperates with asliding key groove of a guiding hole on the housing, so the connectionbetween the guiding canister the main body can make them parallelly moveto each other and rotate together; said spring biases against theguiding canister to make the position-limiting block retained in thelowest point of the lower sloping side of the trapezoidal revolvingguiding groove or in the protrude positioning point of the lowest pointof the upper sloping side.
 15. The garment steamer with a rotatable ironaccording to claim 14, characterizes in that the upper end surface ofsaid guiding canister has at least two V-shaped grooves continuouslyextend along its periphery, a lever-type key is disposed on the handle,the front end of said lever-type key abuts against one of said optionalV-shaped grooves.
 16. The rotatable iron according to claim 3,characterizes in that said resilient positioning mechanism comprises atleast two retaining cavities disposed on the wall of an inner hole ofthe revolving cover and a spring tap fixed on the main body, said springtap has an extension end retained in one of said optional retainingcavities.
 17. The rotatable iron according to claim 3, characterizes inthat said position-limiting mechanism comprises a curving groovedisposed on the main body, and a position-limiting block disposed on thebottom surface of the revolving cover and extends into said curvinggroove, the movement path of the curving groove corresponds to themovement path of said position-limiting block.
 18. The rotatable ironaccording to claim 3, characterizes in that said position-limitingmechanism comprises a trapezoidal revolving guiding groove disposed onthe outer circumferential surface of a guiding canister and aposition-limiting block disposed on the handle and extends into saidtrapezoidal revolving guiding groove; said guiding canister is installedon the handle with a rotational shaft, the two parallel sides of saidtrapezoidal revolving guiding groove are parallel to the axis of theguiding canister, the movement path of said position-limiting blockbetween two sloping sides of said trapezoidal revolving guiding grooveare respectively correspond to the amplitude of a first and secondrotational direction of the guiding canister relative to the handle. 19.The rotatable iron according to claim 18, characterizes in that saidresilient positioning mechanism comprises a spring disposed on therotational shaft of the guiding canister and upward biased against theguiding canister, a protrude positioning point disposed on the lowestpoint of the upper sloping side of the trapezoidal revolving guidinggroove for stopping the position-limiting block of the handle, a slidingkey disposed on the lower part of the outer circumferential surface ofthe guiding canister and a guiding hole disposed on the housing forreceiving the guiding canister and its sliding key; the sliding key onthe guiding canister cooperates with a sliding key groove of a guidinghole on the housing, so the connection between the guiding canister themain body can make them parallelly move to each other and rotatetogether; said spring biases against the guiding canister to make theposition-limiting block retained in the lowest point of the lowersloping side of the trapezoidal revolving guiding groove or in theprotrude positioning point of the lowest point of the upper slopingside.
 20. The rotatable iron according to claim 19, characterizes inthat the upper end surface of said guiding canister has at least twoV-shaped grooves continuously extend along its periphery, a lever-typekey is disposed on the handle, the front end of said lever-type keyabuts against one of said optional V-shaped grooves.